package com.cyandpos.pad.pay.adapter;

import android.util.SparseArray;
import android.view.View;

/**
 * Created by zx on 2017/3/2.
 */

public class BaseViewHolder {
    /**
     * @Description:万能的viewHolder
     */
        @SuppressWarnings("unchecked")
        public static <T extends View> T get(View view, int id) {
            SparseArray<View> viewHolder = (SparseArray<View>) view.getTag();
            if (viewHolder == null) {
                viewHolder = new SparseArray<View>();
                view.setTag(viewHolder);
            }
            View childView = viewHolder.get(id);
            if (childView == null) {
                childView = view.findViewById(id);
                viewHolder.put(id, childView);
            }
            return (T) childView;
        }


}
